Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 fixes from Ted Ts'o:
 "Bug fixes (including a regression fix) for ext4"

* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: fix dcache lookup of !casefolded directories
  ext4: do not delete unlinked inode from orphan list on failed truncate
  ext4: wait for outstanding dio during truncate in nojournal mode
  ext4: don't perform block validity checks on the journal inode

1 files changed, 10 insertions, 13 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 82298c63ea6d..c7f77c643008 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5625,25 +5625,22 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
                         up_write(&EXT4_I(inode)->i_data_sem);
                         ext4_journal_stop(handle);
                         if (error) {
-                                if (orphan)
+                                if (orphan && inode->i_nlink)
                                         ext4_orphan_del(NULL, inode);
                                 goto err_out;
                         }
                 }
-                if (!shrink)
+                if (!shrink) {
                         pagecache_isize_extended(inode, oldsize, inode->i_size);
-
-                /*
-                 * Blocks are going to be removed from the inode. Wait
-                 * for dio in flight.  Temporarily disable
-                 * dioread_nolock to prevent livelock.
-                 */
-                if (orphan) {
-                        if (!ext4_should_journal_data(inode)) {
-                                inode_dio_wait(inode);
-                        } else
-                                ext4_wait_for_tail_page_commit(inode);
+                } else {
+                        /*
+                         * Blocks are going to be removed from the inode. Wait
+                         * for dio in flight.
+                         */
+                        inode_dio_wait(inode);
                 }
+                if (orphan && ext4_should_journal_data(inode))
+                        ext4_wait_for_tail_page_commit(inode);
                 down_write(&EXT4_I(inode)->i_mmap_sem);
 
                 rc = ext4_break_layouts(inode);